General | Age / gender / ASA status |
---|---|
General medical | Previous abdominal surgery/previous hepatic surgery/chronic viral hepatitis/cirrhosis/blood coagulation disorders |
Indication for resection | Benign/primary malignant/secondary malignant / other |
Preoperative blood results | ALT/AST/total bilirubin/GGT/AP/INR/total albumin |